Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 603 · 40 questions

Code tip (Pages for everyone): Headings go down one level at a time: h1 → h2 → h3 (they may jump back up). Alt text on images, clear link text, labels on form boxes, big enough text. Strong contrast (black on white, yellow on black) is easy to read; light grey on white is not.

1. 1.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
2. 2.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
3. 3.Which colour pair is hard to read? (a) black on white (b) pink on red (c) yellow on black (d) dark grey on white
4. 4.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
5. 5.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
6. 6.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h2> (d) <h4>
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
8. 8.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
9. 9.Which colour pair is hard to read? (a) white on black (b) blue on purple (c) dark grey on white (d) yellow on black
10. 10.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) white on black (d) pink on red
11. 11.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
12. 12.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
13. 13.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
15. 15.Which colour pair is hard to read? (a) white on dark blue (b) light grey on white (c) yellow on black (d) dark grey on white
16. 16.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
17. 17.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h6> (d) <h1>
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
19. 19.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
20. 20.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) yellow on black (d) pink on red
21. 21.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) dark grey on white (d) light grey on white
22. 22.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
23. 23.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
24. 24.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only robots (d) only teachers
25. 25.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h4> (d) <h3>
26. 26.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
27. 27.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
28. 28.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
29. 29.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) yellow on white (d) white on black
30. 30.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
32. 32.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
33. 33.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h5> (d) <h2>
34. 34.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
35. 35.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
36. 36.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
37. 37.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
38. 38.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) red on green (d) light grey on white
39. 39.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
40. 40.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone

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